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We protect human health and the quality of Idaho's air, land, and water.

Recent News

DEQ awards $1,501,280 to the City of Lewiston

BOISE – The Idaho Department of Environmental Quality (DEQ) today awarded $1,501,280 in low-interest wastewater emerging contaminant construction loan funding to the City of Lewiston in Nez Perce Coun…

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DEQ seeks representatives for Potlatch River Watershed Advisory Group

March 23, 2026 | News Releases

LEWISTON – The Idaho Department of Environmental Quality (DEQ) is seeking representatives to fill six vacancies on the Potlatch River Watershed Advisory Group (WAG).

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DEQ seeks representative for Wood River Watershed Advisory Group

March 17, 2026 | News Releases

TWIN FALLS – The Idaho Department of Environmental Quality (DEQ) is seeking a representative to fill a vacancy on the Wood River Watershed Advisory Group (WAG).  

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DEQ seeks applications for fiscal year 2027 State Agricultural Best Management Practices Grant Program

March 16, 2026 | News Releases

BOISE – The Idaho Department of Environmental Quality (DEQ) is accepting applications for the fiscal year 2027 State Agricultural Best Management Practices (BMP) Grant Program.

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Did You Know?

DEQ contracts for a variety of technical services. To receive a notification for bidding opportunities, submit DEQ’s Vendor Form: Word | PDF.

For a list of current contract announcements, see DEQ’s Vendor Opportunities web page.
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